Activities Manual For Programmable Logic Controllers
5th Edition
ISBN: 9781259682476
Author: Frank Petruzella
Publisher: Mcgraw-hill Higher Education (us)
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Textbook Question
Chapter 1, Problem 15RQ
Compare the PLC and PC with regard to:
- a. Physical hardware differences
- b. Operating environment
- c. Method of
programming - d. Execution of program
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The following components do not belong to the controller ( ).A. Instruction Register
B, Operation Controller
C, Program Counter
D, Status Condition Register
27.
Interrupts initiated by an instruction is called as
a.
Internal
b.
External
c.
Hardware
d.
Software
231.
Process and Scheduler used for
a.
Memory
b.
I/O Devices
c.
I/O Modules
d.
Process
Chapter 1 Solutions
Activities Manual For Programmable Logic Controllers
Ch. 1 - Prob. 1RQCh. 1 - Identify four tasks in addition to relay switching...Ch. 1 - Prob. 3RQCh. 1 - Prob. 4RQCh. 1 - Prob. 5RQCh. 1 - Prob. 6RQCh. 1 - Explain the main function of each of the following...Ch. 1 - What are the two most common types of PLC...Ch. 1 - Prob. 9RQCh. 1 - Prob. 10RQ
Ch. 1 - Answer the following with reference to the process...Ch. 1 - Prob. 12RQCh. 1 - Answer the following with reference to the process...Ch. 1 - Prob. 14RQCh. 1 - Compare the PLC and PC with regard to: a. Physical...Ch. 1 - Prob. 16RQCh. 1 - Prob. 17RQCh. 1 - Prob. 18RQCh. 1 - Prob. 19RQCh. 1 - Prob. 20RQCh. 1 - List five factors affecting the memory size needed...Ch. 1 - Prob. 22RQCh. 1 - Given two single-pole switches, write a program...Ch. 1 - Given two single-pole switches, write a program...Ch. 1 - Prob. 3PCh. 1 - Prob. 4PCh. 1 - Prob. 5P
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- Each CPU produces a series of electronic pulses at a predetermined rate called the ______, which affects machine cycle time.arrow_forwardTwo separate systems with different clock speed and cycles per instruction (CPI) are to be evaluated for a given application. Explain how you would make your choice of selecting one out of twoarrow_forwardState how interrupts are important to the machines ?arrow_forward
- Explain in detail what happens when a proses is interrupted by another process. *Notes: Your answer should include the uses the Program counter and/or other registers.arrow_forwardDifferentiate between programmable I/O and interrupt-driven I/O and explain.arrow_forwardDescribe the functions of I/O Instructions and its Service Routines. Note: Maximum 15 linesarrow_forward
- Calculate the number of cycles required to execute five instructions assuming each portion of the machine takes one cycle. a. Without the use of pipelining b. With the use of pipelining With pipelining a. With pipelining b. With pipelining c. With pipelining d. With pipelining d. With pipelining d.arrow_forwardA machine instruction and a microoperation appear to be interchangeable terms.arrow_forwardExplain the CPU's Control Unit and ALU.arrow_forward
- Count the number of cycles needed to execute five instructions if each part of the machine needs one cycle. Either with or without the use of pipelining, Pipelining Pipelining A Pipelining B Pipelining, C. Pipelining, Pipelining, Pipelining, etc.arrow_forwardThe method which the processor continually checks the status flags in each module to find which one caused the interrupt is called --------- a.software Polling b.bus master c.Echoing d.Check INTarrow_forwardB. Very ge 2. PLCs functions such as supervisory control, data gathering, monitoring devices needed a PLC with A. Large memory size B. Very fast CPU C. Communiction capability D.Large number of input and output portsarrow_forward
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